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Review government records associated with Nolensville, Tennessee.
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Check your water bill for your utility name and confirm the reporting year. See EPA’s guide to finding your annual water quality report.
Public water-system records for Nolensville, TN from EPA SDWIS.
Nolensville-College Grove U.D.
Active monitoring or reporting issue detected in EPA SDWIS.
Reviewed: active/open records as of Q1 2026
Purchased or imported water record · Serves 32,793 people
Data from EPA SDWIS
PFAS screening separates EPA UCMR5 drinking-water monitoring from nearby DoD PFAS investigation-site records; EPA samples shown are from Mar 2025 to Sep 2025.
Drinking Water PFAS Monitoring
EPA UCMR5 samples public water systems. These results are separate from nearby PFAS cleanup or investigation-site records.
1 PFAS sample result above EPA limits
Sample period: Sep 2025
UCMR5 results are sampled by public water system, not every household. Confirm your water provider before treating these as tap-water results for a specific address.
| Chemical | Concentration (µg/L) | EPA Limit (µg/L) | Sample date | Over Limit |
|---|---|---|---|---|
| PFOA | 0.0081 | 0.0040 | 2025-09-02 | Yes |
PFAS detections below EPA limits.
Nearby PFAS Investigation Sites
DoD records are nearby site investigations, not Nolensville drinking-water detections. Record names come from the source database and can be broad.
No DoD PFAS investigation records shown for this report.
EPA ATTAINS records identify assessed water bodies that do not meet water-quality standards for designated uses.
Mill Creek Upper
Reported: Nov 2026
Health-relevant causes: Pathogens
Affected uses: Ecological, Recreation
Data from EPA ATTAINS
To investigate water contamination, check the sampling locations, dates and results below. For tap water records, see Drinking water quality above.
Reviewed: source records as of 2026
Review historical EPA air pollution records, including monitoring and facility emissions where available. For current conditions, check local air quality on AirNow.
Williamson County
Assessment year: 2020
According to EPA, a cancer risk of 30-in-1-million means that for every 1 million people continuously exposed to these air toxics over a 70-year lifetime, an estimated 30 may develop cancer from that exposure. This is in addition to cancer risk from all other causes.
Top modeled source groups
Data from EPA AirToxScreen
No EPA nonattainment designation records shown for this report.
EPA annual monitor summaries describe past measurements. For current air quality, see AirNow.
Cedars of Lebanon
Annual mean: 0.040 Parts per million
Observation year: 2025
East Health Center — Nashville, Tennessee
Annual mean: 13.6 Parts per billion
Observation year: 2025
Annual mean: 0.042 Parts per million
EPA primary exceedance count: 1 (Ozone 8-hour 2015)
Observation year: 2025
Data from EPA AQS
Reviewed: source query run Nov 2026
Reviewed: source query run Nov 2026
No release reports shown in this group.
Reviewed: active/open records as of 2018
Data from EPA UST Finder
No MSHA mine or extraction site records shown for this report.
Williamson County, TN
EPA Radon Zone Map (June 2024 release)
Williamson County is EPA Radon Zone 1 (highest potential). EPA defines Zone 1 counties as having predicted average indoor screening levels above 4 pCi/L.
Radon levels can vary from home to home, so EPA recommends testing the property to know its indoor level.
FEMA flood zones describe mapped flood hazards. Look up a specific address with FEMA.
Minimal flood hazard — outside the 1% and 0.2% annual chance floodplains.
Results use an earlier stored RMP inventory. Current EPA ECHO location coverage is unverified.
No EPA ECHO RMP facility records with a usable location matched this city report.
PHMSA tracks incidents involving natural gas and hazardous liquid pipelines. Incidents include leaks, ruptures, and explosions.
No records dated within the last 5 years surfaced for this city report.
Reviewed: last 5 years
Data from PHMSA
Health outcomes from County Health Rankings. Values shown alongside state and national averages.
Williamson County, TennesseePop. 260,815
County Health Rankings edition: 2024
Premature Death
Poor or Fair Health
Poor Physical Health Days
Poor Mental Health Days
Adult Smoking
Adult Obesity
Air Pollution - Particulate Matter
Drinking water violation indicator
Diabetes Prevalence
Life Expectancy
| Indicator | County | State | National |
|---|---|---|---|
| Premature Death | 4,569 | 11,043 | 7,972 |
| Poor or Fair Health | 10.6% | 18.4% | 14.2% |
| Poor Physical Health Days | 2.8 | 4.1 | 3.3 |
| Poor Mental Health Days | 4.5 | 5.8 | 4.8 |
| Adult Smoking | 11.2% | 20.2% | 15.0% |
| Adult Obesity | 27.6% | 35.5% | 34.0% |
| Air Pollution - Particulate Matter | 8.4 | 7.6 | 7.3 |
| Drinking water violation indicator | Yes | N/A | N/A |
| Diabetes Prevalence | 7.8% | 12.2% | 9.6% |
| Life Expectancy | 81.3 | 74.1 | 77.6 |
EPA testing found PFAS in water samples from Nolensville-College Grove U.D.. Results dated Mar 3, 2025 to Sep 2, 2025 include PFBS at 0.0038 to 0.0307 micrograms per liter and PFHxA at 0.0031 to 0.0283 micrograms per liter.
Check with the utility that serves your address for its testing results.
EPA drinking water records on this page list 2 violations for Nolensville-College Grove U.D..
Check your water bill to identify the utility serving your address. Ask that utility about current drinking water advisories.
Nearby EPA monitoring stations provide annual air quality measurements for Nolensville.
The monitoring station at Cedars of Lebanon recorded an annual average of 0.04 Parts per million for ozone in 2025.
The monitoring station at East Health Center, Nashville, Tennessee recorded an annual average of 13.6 Parts per billion for nitrogen dioxide in 2025.
The monitoring station at East Health Center, Nashville, Tennessee recorded an annual average of 0.042 Parts per million for ozone in 2025.
The radon data for Nolensville covers Williamson County. EPA places this area in Zone 1, with a predicted average indoor radon screening level above 4 picocuries per liter.
No Superfund or brownfield sites were returned for this city report.
The county data for Nolensville reports a life expectancy of 81.3 years in Williamson County, Tennessee.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
The county data for Nolensville reports 4,569 years of life lost to deaths before age 75 per 100,000 residents in Williamson County, Tennessee. This measure adds up the years lost to early deaths and adjusts for differences in population age.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
The county data for Nolensville lists fine-particle pollution (PM2.5) at 8.4 micrograms per cubic meter in Williamson County, Tennessee.
The figure is from the 2024 edition of County Health Rankings, a University of Wisconsin program that publishes county health statistics.
Federal pipeline records list an incident involving Atmos Energy Corporation-Ky/Mid-States (Mid-States) near Nolensville on Oct 26, 2016. The reported release was natural gas.